39 lines
1.7 KiB
C
39 lines
1.7 KiB
C
// RUN: clang-cc %s -fsyntax-only -verify
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#define _AS1 __attribute__((address_space(1)))
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#define _AS2 __attribute__((address_space(2)))
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#define _AS3 __attribute__((address_space(3)))
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void foo(_AS3 float *a) {
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_AS2 *x;// expected-warning {{type specifier missing, defaults to 'int'}}
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_AS1 float * _AS2 *B;
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int _AS1 _AS2 *Y; // expected-error {{multiple address spaces specified for type}}
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int *_AS1 _AS2 *Z; // expected-error {{multiple address spaces specified for type}}
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_AS1 int local; // expected-error {{automatic variable qualified with an address space}}
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_AS1 int array[5]; // expected-error {{automatic variable qualified with an address space}}
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_AS1 int arrarr[5][5]; // expected-error {{automatic variable qualified with an address space}}
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__attribute__((address_space(-1))) int *_boundsA; // expected-error {{address space is negative}}
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__attribute__((address_space(0xFFFFFF))) int *_boundsB;
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__attribute__((address_space(0x1000000))) int *_boundsC; // expected-error {{address space is larger than the maximum supported}}
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// chosen specifically to overflow 32 bits and come out reasonable
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__attribute__((address_space(4294967500))) int *_boundsD; // expected-error {{address space is larger than the maximum supported}}
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*a = 5.0f;
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}
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struct _st {
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int x, y;
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} s __attribute ((address_space(1))) = {1, 1};
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// rdar://6774906
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__attribute__((address_space(256))) void * * const base = 0;
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void * get_0(void) {
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return base[0]; // expected-error {{illegal implicit cast between two pointers with different address spaces}} \
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expected-warning {{returning 'void __attribute__((address_space(256))) *' discards qualifiers, expected 'void *'}}
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}
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